Merge pull request #3151 from jtpio/binder-badge

Update to the new Binder badge

Author: jasongrout

README.md

@@ -2,8 +2,8 @@
 
 |    Purpose                        |     Badges                       |
 |----------------------------|----------------------------|
-| **Latest (master: future 8.0)**  | [![Build Status](https://travis-ci.org/jupyter-widgets/ipywidgets.svg?branch=master)](https://travis-ci.org/jupyter-widgets/ipywidgets) [![Documentation Status: latest](https://img.shields.io/readthedocs/ipywidgets?logo=read-the-docs)](https://ipywidgets.readthedocs.io/en/latest/?badge=latest) [![Binder:master](https://mybinder.org/badge.svg)](https://mybinder.org/v2/gh/jupyter-widgets/ipywidgets/master?filepath=docs%2Fsource%2Fexamples) |
-| **Stable (7.6.3)** | [![Version](https://img.shields.io/pypi/v/ipywidgets.svg?logo=pypi)](https://pypi.python.org/pypi/ipywidgets) [![Conda Version](https://img.shields.io/conda/vn/conda-forge/ipywidgets.svg?logo=conda-forge)](https://anaconda.org/conda-forge/ipywidgets) [![Documentation Status: 7.6.3](https://img.shields.io/readthedocs/ipywidgets?logo=read-the-docs)](https://ipywidgets.readthedocs.io/en/7.6.3/?badge=7.6.3) [![Binder:7.x](https://mybinder.org/badge.svg)](https://mybinder.org/v2/gh/jupyter-widgets/ipywidgets/7.x?filepath=docs%2Fsource%2Fexamples) |
+| **Latest (master: future 8.0)**  | [![Build Status](https://travis-ci.org/jupyter-widgets/ipywidgets.svg?branch=master)](https://travis-ci.org/jupyter-widgets/ipywidgets) [![Documentation Status: latest](https://img.shields.io/readthedocs/ipywidgets?logo=read-the-docs)](https://ipywidgets.readthedocs.io/en/latest/?badge=latest) [![Binder:master](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/jupyter-widgets/ipywidgets/master?filepath=docs%2Fsource%2Fexamples) |
+| **Stable (7.6.3)** | [![Version](https://img.shields.io/pypi/v/ipywidgets.svg?logo=pypi)](https://pypi.python.org/pypi/ipywidgets) [![Conda Version](https://img.shields.io/conda/vn/conda-forge/ipywidgets.svg?logo=conda-forge)](https://anaconda.org/conda-forge/ipywidgets) [![Documentation Status: 7.6.3](https://img.shields.io/readthedocs/ipywidgets?logo=read-the-docs)](https://ipywidgets.readthedocs.io/en/7.6.3/?badge=7.6.3) [![Binder:7.x](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/jupyter-widgets/ipywidgets/7.x?filepath=docs%2Fsource%2Fexamples) |
 | **Communication** | [![Join the chat at https://gitter.im/ipython/ipywidgets](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/jupyter-widgets/Lobby) [![Discourse](https://img.shields.io/badge/help_forum-discourse-blue?logo=discourse)](https://discourse.jupyter.org/) |
 | | |